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150157 = 7191129
BaseRepresentation
bin100100101010001101
321121222101
4210222031
514301112
63115101
71163530
oct445215
9247871
10150157
11a28a7
1272a91
1353467
143ca17
152e757
hex24a8d

150157 has 8 divisors (see below), whose sum is σ = 180800. Its totient is φ = 121824.

The previous prime is 150151. The next prime is 150169. The reversal of 150157 is 751051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 150157 - 215 = 117389 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is the 388-th Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150151) by changing a digit.

It is a nontrivial repunit in base 387.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432 + ... + 697.

It is an arithmetic number, because the mean of its divisors is an integer number (22600).

2150157 is an apocalyptic number.

It is an amenable number.

150157 is a deficient number, since it is larger than the sum of its proper divisors (30643).

150157 is a wasteful number, since it uses less digits than its factorization.

150157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155.

The product of its (nonzero) digits is 175, while the sum is 19.

The square root of 150157 is about 387.5009677407. The cubic root of 150157 is about 53.1514594837.

The spelling of 150157 in words is "one hundred fifty thousand, one hundred fifty-seven".

Divisors: 1 7 19 133 1129 7903 21451 150157